Home › Energy Storage ›UJVNL Floats Tender for 90 MW/225 MWh BESS in Uttarakhand; 60 MWh Eligible for VGF
UJVNL Floats Tender for 90 MW/225 MWh BESS in Uttarakhand; 60 MWh Eligible for VGF
UJVNL has invited bids to develop a 90 MW/225 MWh Battery Energy Storage System in Uttarakhand, with 60 MWh eligible for Viability Gap Funding. Bid submission ends on August 25, 2026.
August 05, 2026. By Mrinmoy Dey
UJVNL has floated a tender for developing a 90 MW/225 MWh battery energy storage system (BESS) near Chilla Substation at Chilla Hydro Electric Project in Pauri Garhwal district of Uttarakhand.
The BESS developer (BESSD) must install, operate and maintain the BESS to offer a facility to UJVNL to charge and discharge the BESS on an ‘on demand’ basis. The BESSD must set up the project, including the dedicated transmission network up to the interconnection/delivery point. The estimated value of the tender is INR 352.30 crore.
Out of the total installed capacity of 90 MW/225 MWh at Chilla, only 60 MWh of storage capacity shall be eligible for Viability Gap Funding (VGF) at INR 18 lakh/MWh. The balance storage capacity of 165 MWh shall be developed entirely on a non-VGF basis.
Bidders need to pay INR 5,000 (plus GST) as a tender document fee and INR 13.50 lakh (plus GST) as a processing fee. Further, they need to furnish INR 4.50 crore as an earnest money deposit (EMD). The selected bidder must submit INR 12.5 lakh/MW as a security deposit.
The last date for submission of bids is August 25, 2026. The techno-commercial bids will be opened on August 28, 2026.
The ceiling tariff for the tender is INR 3,18,401/MW/month (inclusive of GST).
UJVNL will allot land to project developers for deployment of BESS on Build, Own, Operate and Transfer (BOOT) basis for 12 years, after the CoD, on a right-to-use basis.
BESPA will be signed between UJVNL and the successful bidder(s) normally within 30 days after the issuance of LoI/LoA, applicable for 12 years after the Commercial Operation Date (CoD).
The BESSD must make the BESS available for 2 operational cycles per day, i.e. 2 complete charge-discharge cycles per day.
The BESSD must guarantee a minimum system availability of 95 percent on an annual basis.
For technical eligibility, bidders must meet any one of the following criteria. They should be an OEM or an entity with an Indian manufacturing licence agreement that has supplied at least 100 MWh of containerised BESS, including one successfully commissioned project of 45 MWh. Alternatively, they should have commissioned a 45 MWh standalone or co-located BESS project. They may also have commissioned renewable energy projects with either a cumulative capacity of 45 MW or a single 25 MW project that has been operational for at least six months and connected to a 33 kV or higher grid.
Another qualifying criterion is experience in designing, engineering and constructing 33 kV to 400 kV substations with a cumulative project value of at least INR 40 crore over the past seven years, with projects operating satisfactorily for at least two years.
The net worth of the bidder must be equal to or greater than INR 74 lakh/MW as on the last date of FY26 or as on the day at least seven days prior to the bid submission deadline.
The BESS developer (BESSD) must install, operate and maintain the BESS to offer a facility to UJVNL to charge and discharge the BESS on an ‘on demand’ basis. The BESSD must set up the project, including the dedicated transmission network up to the interconnection/delivery point. The estimated value of the tender is INR 352.30 crore.
Out of the total installed capacity of 90 MW/225 MWh at Chilla, only 60 MWh of storage capacity shall be eligible for Viability Gap Funding (VGF) at INR 18 lakh/MWh. The balance storage capacity of 165 MWh shall be developed entirely on a non-VGF basis.
Bidders need to pay INR 5,000 (plus GST) as a tender document fee and INR 13.50 lakh (plus GST) as a processing fee. Further, they need to furnish INR 4.50 crore as an earnest money deposit (EMD). The selected bidder must submit INR 12.5 lakh/MW as a security deposit.
The last date for submission of bids is August 25, 2026. The techno-commercial bids will be opened on August 28, 2026.
The ceiling tariff for the tender is INR 3,18,401/MW/month (inclusive of GST).
UJVNL will allot land to project developers for deployment of BESS on Build, Own, Operate and Transfer (BOOT) basis for 12 years, after the CoD, on a right-to-use basis.
BESPA will be signed between UJVNL and the successful bidder(s) normally within 30 days after the issuance of LoI/LoA, applicable for 12 years after the Commercial Operation Date (CoD).
The BESSD must make the BESS available for 2 operational cycles per day, i.e. 2 complete charge-discharge cycles per day.
The BESSD must guarantee a minimum system availability of 95 percent on an annual basis.
For technical eligibility, bidders must meet any one of the following criteria. They should be an OEM or an entity with an Indian manufacturing licence agreement that has supplied at least 100 MWh of containerised BESS, including one successfully commissioned project of 45 MWh. Alternatively, they should have commissioned a 45 MWh standalone or co-located BESS project. They may also have commissioned renewable energy projects with either a cumulative capacity of 45 MW or a single 25 MW project that has been operational for at least six months and connected to a 33 kV or higher grid.
Another qualifying criterion is experience in designing, engineering and constructing 33 kV to 400 kV substations with a cumulative project value of at least INR 40 crore over the past seven years, with projects operating satisfactorily for at least two years.
The net worth of the bidder must be equal to or greater than INR 74 lakh/MW as on the last date of FY26 or as on the day at least seven days prior to the bid submission deadline.
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